| Message ID | 20170223225357.9572-12-benh@kernel.crashing.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
On Fri, Feb 24, 2017 at 9:23 AM, Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote: > From: "Y.C. Chen" <yc_chen@aspeedtech.com> > > open_key enables access the registers used by enable_mmio > > Signed-off-by: Y.C. Chen <yc_chen@aspeedtech.com> > Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-by: Joel Stanley <joel@jms.id.au> > --- > drivers/gpu/drm/ast/ast_post.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-)
Tested-by: Y.C. Chen <yc_chen@aspeedtech.com> -----Original Message----- From: Benjamin Herrenschmidt [mailto:benh@kernel.crashing.org] Sent: Friday, February 24, 2017 6:54 AM To: dri-devel@lists.freedesktop.org Cc: YC Chen <yc_chen@aspeedtech.com>; airlied@redhat.com; eich@suse.come; linuxppc-dev@ozlabs.org Subject: [PATCH 12/12] drm/ast: Call open_key before enable_mmio in POST code From: "Y.C. Chen" <yc_chen@aspeedtech.com> open_key enables access the registers used by enable_mmio Signed-off-by: Y.C. Chen <yc_chen@aspeedtech.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/drivers/gpu/drm/ast/ast_post.c b/drivers/gpu/drm/ast/ast_post.c index a5a7809..f7d4213 100644 --- a/drivers/gpu/drm/ast/ast_post.c +++ b/drivers/gpu/drm/ast/ast_post.c @@ -374,8 +374,8 @@ void ast_post_gpu(struct drm_device *dev) pci_write_config_dword(ast->dev->pdev, 0x04, reg); ast_enable_vga(dev); - ast_enable_mmio(dev); ast_open_key(ast); + ast_enable_mmio(dev); ast_set_def_ext_reg(dev); if (ast->config_mode == ast_use_p2a) {